Raymarine a68 WiFi - Depth Range

Sizeofthetarget
Thelargerthetarget,thelargerthereturnonthe
shnderdisplay.Thesizeofashtargetisalso
dependentuponthesizeofthesh’sswimbladder
ratherthanitsoverallsize.Theswimbladdervaries
insizebetweendifferentbreedsofsh.
Clutter/Backgroundnoise
Theshnderpicturemaybeimpairedbyechoes
receivedfromoatingorsubmergeddebris,air
bubblesoreventhevessel'smovement.Thisis
knownas‘Noise’or‘Clutter’andiscontrolledbythe
SensitivitySettings.Thesystemcanautomatically
controlsomesettingsaccordingtodepthandwater
conditions.Youcanalsoadjustthesettingsmanually
ifrequired.
Transducerfrequency
Thesametargetwillappeardifferentlywhenusing
differenttransducerfrequencies.Thelowerthe
frequencythebroaderthemark.
Recoveringlostbottom
Iftheseabedoor(bottom)islostthenfollowthe
stepsbelowtorecoverthebottomdepth.
Fromtheshnderapplication:
1.Ensureyourvesselisinclearundisturbedwater.
2.IfrangeissettoManual,adjusttherangetothe
known,charteddepthofyourlocation.or
3.IfrangeissettoAutothenswitchtherange
tomanualandadjusttherangetotheknown,
charteddepthofyourlocation.
4.Oncebottomhasbeenregainedyoucanswitch
rangemodebacktoAuto.
15.10DepthRange
TheDepthRangefunctionenablesyoutodene
therangeofdepththatyouseeintheFishnder
application.InAutoRange,theFishnderapplication
automaticallyadjuststherangetoensurethe
watercolumnandbottomarealwaysdisplayed.In
ManualRange,youcanadjusttherangedisplayed
on-screentosuityourneeds.
ThetablebelowshowsexamplesoftheRange
functionusedwithdifferentsonartypes.
TraditionalandCHIRP
channels
DownVision
TM
channel
Auto
Range
Manual
Range
SwitchingbetweenAutoandManualrange
Fromtheapplicationmenu:
1.SelectRange.
2.SelectRange:toswitchbetweenAutoandMan.
3.Withmanualmodeselectedyoucannowadjust
thedepthrangeshownonscreen.
Rangeinandout
ThemethodofranginginandoutoftheFishnder
applicationisdependentuponthemultifunction
displayvariantbeingused.
ThetablebelowshowstheRangecontrolsavailable
foreachdisplayvariant.
Controls
Multifunction
displays
RotaryControl•eSSeries
RotaryControl•cSeries
•eSeries
•RMK-9keypad
Rangeinand
Rangeoutbuttons
•cSeries
•eSeries
(excludinge7
ande7D
•RMK-9keypad
Slidethescreen
UporDown
•aSeries
•eSeries
•gSSeries
•eSSeries
Fishnderapplication
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